22291364 has 12 divisors (see below), whose sum is σ = 39085788. Its totient is φ = 11124000.

The previous prime is 22291361. The next prime is 22291441. The reversal of 22291364 is 46319222.

It can be written as a sum of positive squares in 2 ways, for example, as 16337764 + 5953600 = 4042^2 + 2440^2 .

It is not an unprimeable number, because it can be changed into a prime (22291361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2987 + ... + 7314.

It is an arithmetic number, because the mean of its divisors is an integer number (3257149).

Almost surely, 2^22291364 is an apocalyptic number.

It is an amenable number.

22291364 is a deficient number, since it is larger than the sum of its proper divisors (16794424).

22291364 is a wasteful number, since it uses less digits than its factorization.

22291364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10846 (or 10844 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 22291364 is about 4721.3731053582. The cubic root of 22291364 is about 281.4355020508.

The spelling of 22291364 in words is "twenty-two million, two hundred ninety-one thousand, three hundred sixty-four".